From the diagram above, calculate the energy stored in the capacitor

Assessment: JAMB UTME - Physics - 2017 Subject: Physics

Question 1 Report

From the diagram above, calculate the energy stored in the capacitor

4.0 x 10

^{- 2}

J

4.0 x 10

^{- 4}

J

8.0 x 10

^{- 4}

J

8.0 x 10

^{- 2}

J

Answer Details

c = 8µF, v = 10v

Energy stored = $\frac{1}{2}$ cv2

= $\frac{1}{2}$ × (8 × 10− 6) × 102

= 4 × 10 $^{- 4}$

Read lesson note on Capacitors (JAMB)

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